NBS Source
ROCKWOOL® FLEXI®

Application

Suitable for a wide range of applications including framed external walls, rafters, suspended ground floors, and internal walls and floors.

Description

ROCKWOOL FLEXI® is a unique, flexible-edged insulation product, developed using patented technology for a fast and easy, secure friction fit. The flexible edge ensures a perfect fit is maintained between the product and its supporting framework for easy installation and optimum effectiveness.


Features and benefits:

  • Excellent thermal performance.
  • Effective noise absorption.
  • Euroclass A1 non-combustible.
  • FLEXI Edge ensures tight friction fit.
  • Remains securely in place when timber studs dry out and contract.
  • Mineral wool batts (slabs) to BS EN 13162 or Agrément certified.
  • CE marked to BS EN 13162:2012+A1:2015.

General information

Material

Mineral wool

Size

50 x 400 x 1200 mm

50 x 600 x 1200 mm

60 x 600 x 1200 mm

70 x 600 x 1200 mm

90 x 600 x 1200 mm

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Uniclass 2015

Pr_25_57_06_56 Mineral wool slab insulationPrimary

CAWS

K10/115 Metal stud partition system

K10/125 Metal stud partition system

K10/35 Wall lining system (metal framing)

K10/50 Suspended ceiling system on metal framing

K10/165 Wall lining system (metal framing)

K10/215 Suspended ceiling system

K10/30 Metal stud

K10/145 Wall lining system (metal studs)

K10/155 Wall lining system (metal studs)

K11/115 Battened plywood floating floor

K11/125 Battened particleboard floating floor

K11/135 Battened oriented strand board floating floor

K11/145 Battened cement-bonded particleboard floating floor

K11/20 Battened particleboard floating floor

K11/795 Wall lining on metal framing

K11/796 Metal stud partition system

K11/25 Particleboard floating floor

K20/150 Battened timber board floating floor

K20/20 Battened timber board floating floor

K21/120 Battened wood flooring

K21/130 Battened wood floating floor

K21/140 Battened wood laminate flooring

K40/10 Unit/ modular suspended ceilings

K40/105 Suspended ceiling system

K40/285 Insulation

K40/55 Insulation

K45/13 Unit suspended ceiling system alterations

P10/10 Loft insulation

P10/50 Insulation supported between joists

P10/45 Insulation laid between floor joists

P10/250 Insulation supported between floor joists

P10/40 Insulation fitted betweenor to the face ofstuds

P10/25 Insulation to water cisterns

P10/240 Insulation fitted between floor joists

P10/180 Insulation to water cisterns

P10/20 Insulation to loft access hatches

P10/170 Insulation to loft access hatches

P10/15 Insulation fitted between rafters

P10/140 Insulation fitted between rafters

Specification data - Mineral wool slab insulation Enhanced data

General requirements

Insulation products generally.

Standard

To BS EN 13162.

Thickness

Thickness range*: 50mm – 200mm (Non-standard thicknesses subject to MoQ).

50 mm.

60 mm.

70 mm.

90 mm.

100 mm.

120 mm.

140 mm.

180 mm.

Thermal conductivity (maximum)

0.035–0.038 W/mK.

Fire performance

To BS EN 13501-1, Euroclass A1 non-combustible.

Width

400 mm.

600 mm.

Acoustical Performance

Achieves Part E.

Resistance to sound: when installed in accordance to ROCKWOOL guidelines.

Water vapour resistance

Negligible.

Length

1200 mm.

Digital objects

Platform Compatible Version Certified to
IFC

IFC2X3

3

1.3
Revit

Revit 2016

4

2.0
AECOsim
-

1.0

1.0

ARCHICAD
-

1.0

1.0

Vectorworks
-

1.0

1.0

Download now from NBS National BIM Library

Third party certifications

  • British Standards Institution (BSI) - certficate : Rockwool Flexi is CE and Key marked in accordance with BS EN 13162
  • British Standards Institution (BSI) - certficate : Non-combustible, achieving a classification of A1 in accordance with BS EN 13501-1

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